sandbox: Use system headers first for sandbox's os.c

[karo-tx-uboot.git] / config.mk

diff --git a/config.mk b/config.mk
index 206de203cc8ff0f289e83803f24bfc09a6b45072..d5b09a0095d5eef7f8f0452d3835f3163d5aa90e 100644 (file)
--- a/config.mk
+++ b/config.mk
@@ -250,11 +250,16 @@ Please undefined CONFIG_SYS_GENERIC_BOARD in your board config file)
 endif
 endif
 
+# Sandbox needs the base flags and includes, so keep them around
+BASE_CPPFLAGS := $(CPPFLAGS)
+
 ifneq ($(OBJTREE),$(SRCTREE))
-CPPFLAGS += -I$(OBJTREE)/include
+BASE_INCLUDE_DIRS := $(OBJTREE)/include
 endif
 
-CPPFLAGS += -I$(TOPDIR)/include -I$(SRCTREE)/arch/$(ARCH)/include
+BASE_INCLUDE_DIRS += $(TOPDIR)/include $(SRCTREE)/arch/$(ARCH)/include
+
+CPPFLAGS += $(patsubst %, -I%, $(BASE_INCLUDE_DIRS))
 CPPFLAGS += -fno-builtin -ffreestanding -nostdinc      \
        -isystem $(gccincdir) -pipe $(PLATFORM_CPPFLAGS)